120222012122 has 16 divisors (see below), whose sum is σ = 190976216832. Its totient is φ = 56564583360.

The previous prime is 120222012083. The next prime is 120222012179. The reversal of 120222012122 is 221210222021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 120222012122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139754 + ... + 509877.

It is an arithmetic number, because the mean of its divisors is an integer number (11936013552).

Almost surely, 2^120222012122 is an apocalyptic number.

120222012122 is a deficient number, since it is larger than the sum of its proper divisors (70754204710).

120222012122 is a wasteful number, since it uses less digits than its factorization.

120222012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655093.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 120222012122 its reverse (221210222021), we get a palindrome (341432234143).

The spelling of 120222012122 in words is "one hundred twenty billion, two hundred twenty-two million, twelve thousand, one hundred twenty-two".